Nerdulator> put something in

Colour

#02221D

  • #02221D
  • Cyan
  • Dark
  • Nearest: Black

#02221D is a cyan with RGB values 2, 34, 29 and HSL 171°, 89%, 7%. It is a dark colour, so white text on it reaches 16.8:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#02221D#02221D
HEX#02221D
RGBrgb(2, 34, 29)
RGB (0–1)0.0078, 0.1333, 0.1137
RGB percentages0.8%, 13.3%, 11.4%
HSLhsl(170.6, 88.9%, 7.1%)
HSV / HSBhsv(170.6, 94.1%, 13.3%)
CMYK94.1%, 0%, 14.7%, 86.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer139,805
CSS custom property--colour: #02221D;

Brightness & contrast

Relative luminance0.01246WCAG 2.x, 0 is black and 1 is white
Perceived brightness27.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.81:1
Contrast with white16.81:1WCAG normal text: AAA
Contrast with black1.25:1WCAG normal text: Fail
Greyscale equivalent#1B1B1B
Inverted#FDDDE2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#201F1Dno red cones; affects about 1% of men; ΔE 13.5 from the original
Deuteranopia#1B1C1Dno green cones; the most common form, about 1% of men; ΔE 13.2 from the original
Tritanopia#002320no blue cones; rare, and affects men and women equally; ΔE 1.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text16.81:1WCAG large text: AAA
Contrast with black, large text1.25:1WCAG large text: Fail

Named colours

Black · ΔE 17.3Dark slate grey · ΔE 20.8Dim grey · ΔE 36.1Teal · ΔE 41.3Dark olivegreen · ΔE 44.2Slate grey · ΔE 44.7
Nearest named CSS colourBlack (#000000)ΔE 17.27, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#220207
Analogous#02220D, #021722
Triadic#1D0222, #221D02
Split complementary#220217, #220D02
Tetradic#0D0222, #220207, #172202

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#0DE3C1
Lighter +30%#0AB398
Lighter +20%#08826F
Lighter +10%#055246
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00241E
Less saturated −25%#061E1A

Channel breakdown

R2
G34
B29
Red2 (0.8%)
Green34 (13.3%)
Blue29 (11.4%)
Hue170.63°
Saturation (HSL)88.89%
Lightness7.06%
Dominant channelGreen
Hex per channelR 02 · G 22 · B 1D

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “02221d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.